This year, we found that Onkyo and Harmon Kardon are the brands that produced the best budget stereo amplifiers. Above the $500 level, your best bet is a amplifier like the Marantz PM6004 Integrated Amplifier. It received What Hi-Fi’s Product Of the Year in 2011. See also our master list of American-made amplifiers and audio products on Reactual. […]

What do you want in a golf cart charger? Golf cart batteries are lead-acid batteries that operate at 36 or 48 volts. Like all lead-acid batteries, they must be charged at a specific voltage and amperage levels. They cannot be fast charged — a full charge requires 14 to 16 hours.

NiZn (Nickel-Zinc) batteries are a type of rechargeable AA battery that operates with a nominal voltage 1.6 volts, which is very close to the 1.5 volts of alkaline batteries. This makes NiZn battery perform well in high-drain devices like handheld games.